# EQMonitor 地震速報 vs Digital AMeDAS

The clearest difference is review sentiment: EQMonitor 地震速報 at 89% against Digital AMeDAS's 31%. Digital AMeDAS's advantage is in-app purchases (none vs 4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. EQMonitor 地震速報 sells 4 one-off in-app purchases. Digital AMeDAS asks for nothing beyond the download.

EQMonitor 地震速報 ships an update every 11 days, Digital AMeDAS every 10 days. The most recent releases landed on September 24, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | EQMonitor 地震速報 | Digital AMeDAS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/eqmonitor/id6447546703/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | **89.3% of reviews** | 30.8% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 10 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 79 MB | 46 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryotaro Onoue](https://appshunter.io/developer/1681712231) | [気象工学研究所](https://appshunter.io/developer/1635872250) |

## What reviewers say

### EQMonitor 地震速報

[App page](https://appshunter.io/ios/app/eqmonitor/id6447546703)

Receive timely earthquake and urgent earthquake early warning notifications for Japan. View past earthquake history with a detailed database and see real-time P-wave and S-wave predictions. Access the Strong Motion Monitor for visual earthquake data.

**Highlights:** Earthquake and early warning notifications, Customizable notification conditions by region, View past earthquake history (since 1919), Real-time display of urgent earthquake warnings, P-wave/S-wave arrival and epicenter display, Access to Strong Motion Monitor

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| コーヒー | $0.49 | one-time |
| エナジードリンクセット | $1.99 | one-time |
| 美味しい牛肉 | $5.99 | one-time |
| うな重 | $19.99 | one-time |


### Digital AMeDAS

[App page](https://appshunter.io/ios/app/digital-amedas/id6479399767)

Access and analyze meteorological data from a network of automated weather stations. This application helps users obtain detailed weather information for specific locations, aiding the Japan Meteorological Agency in understanding data utilization and improving services.

**Highlights:** Access AMeDAS meteorological data, View spatially analyzed data, Obtain data for specific locations, User attribute registration, Feedback and request submission

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is EQMonitor 地震速報 free?

EQMonitor 地震速報 is free to download, with in-app purchases available.

### Is Digital AMeDAS free?

Digital AMeDAS is free to download, with no in-app purchases.

### Do EQMonitor 地震速報 or Digital AMeDAS have ads?

Neither EQMonitor 地震速報 nor Digital AMeDAS shows ads.

### Which is updated more often, EQMonitor 地震速報 or Digital AMeDAS?

EQMonitor 地震速報 ships an update every 11 days, and Digital AMeDAS every 10 days. Most recently, EQMonitor 地震速報 was updated on September 24, 2026 and Digital AMeDAS on September 18, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*